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52results about How to "Simple dyeing method" patented technology

Process of dyeing silk with dye yam extract

The present invention discloses process of dyeing silk with dye yam extract, and belongs to the field of fabric dyeing and finishing technology. The process includes dip dyeing silk in dye yam extract liquor, and post-dyeing treatment with mordant of ferrous sulfate, titanium sulfate, copper sulfate, aluminum sulfate, zinc chloride or ferric chloride to obtain different colors. The present invention has the advantages of high color fastness, homogeneous dyeing and environment friendship, and the dyed silk is soft, antiseptic and ultraviolet ray shading.
Owner:SUZHOU UNIV

Method for preparing wool comprising milk protein fiber and wool thereby

The invention discloses a knitting wool preparing method with milk fiber and preparing method, which comprises the following steps: 1. preparing mould line with 20-35 percent milk fiber, one or random combination of 65-80 percent silk, yarn, natural silk, cotton, cashmere; 2. washing line; 3. dyeing; adopting one bathing method, one bathing two-step, two bathing two-step to dye; 4. dewatering; 5. drying. The invention improves milk fiber content with excellent rendition and even dyeing and fastening property, which satisfies the need of people.
Owner:王启发

Dyeing carrier for dyeing polyimide fiber product by virtue of disperse dyes

The invention relates to a dyeing carrier for dyeing a polyimide fiber product by virtue of disperse dyes, and belongs to the technical field of dyeing. The dyeing carrier is convenient, effective, safe, ecological, environment-friendly and high in boiling point and applicable to high-temperature high-pressure dyeing, can promote the swelling of polyimide fibers, increase the dissolved load of the dyes, increase the dyeing rate of the dyes, has a function of promoting the dyeing of the polyimide fibers so as to obtain a deep color, can realize the high-temperature high-pressure dyeing of the polyimide, is high in color yield and excellent in dyeing fastness, conforms to the national standard, and facilitates the implementation of industrialization of the polyimide dyeing.
Owner:JIANGNAN UNIV +1

Biological dye containing prodigiosins, preparation method thereof and application thereof

InactiveCN102199366AGood washing fastness and rubbing fastnessBright colorBiocideFungicidesChemistryAnti bacterial
The invention relates to a biological dye containing prodigiosins. The dye is prepared through mixing prodigiosins, a nonionic and / or ionic surfactant compound agent and zirconium beads with a mass ratio of 1:0.2:100, and a dispersion system has a mean particle size of less than 1 mum in water. The biological dye is mainly suitable for dying various chemical fibers. Dyed fabrics have the characteristics of good washing fastness and rub fastness, and brilliant color, and also have a favorable anti-bacterium performance with an anti-bacterial rate of more than 90%. The dye, which has the advantages of simple extraction technology, ecological environmental protection and convenient preparation, is the biological dye with good performances and has a good application prospect.
Owner:JIAXING UNIV

Improved method for locating endogenous hormone IAA in bamboo plant tissue

The invention discloses an improved method for locating endogenous hormone IAA in bamboo plant tissue, ans aims to improve the existing immunogold-silver staining method. TBS is used as a buffer solution and solvent in the experiments to substitute PBS, TBS does not generate precipitate with calcium ions, and has extremely low interference on biological reaction, thus reduce some nonspecific coloration background interference and improve the accuracy of the results; by adding gelatin in the color liquid, chromogenic time is basically controlled in 15-20 min, and time is enough to check the chromogenic level in the chromogenic period, so as to obtain good repetition rate; and incubation of secondary antibody at room temperature shortens the reaction time. The method of the invention not only streamlines reaction steps, and has mild reaction conditions and easy control of coloration, can obtain more elegant and accurate image, and has good application and popularization value in the immune localization of bamboo plant endogenous hormone.
Owner:SOUTHWEST FORESTRY UNIVERSITY

Auxiliary-free dyeing method by use of disperse dye

The invention belongs to the technical field of dyeing and finishing and relates to an auxiliary-free dyeing method by use of a disperse dye. The auxiliary-free dyeing method by use of the disperse dye comprises the following steps: (1) taking a high temperature resistant container, putting disperse dye and water into the container and sealing the disperse dye and the water in the container by use of a microporous membrane; (2) putting the sealed container into a dye vat for high-temperature and high-pressure dyeing, meanwhile, putting fibers (polyester fibers, acrylic fibers, polyamide fibers, polyurethane fibers, polypropylene fibers and the like) into the dye vat, dyeing the fibers by use of a high-temperature and high-pressure dyeing method, and then washing with water; (3) cooling the dye liquor in the container to room temperature and recovering the disperse dye by use of a suction filtration method. The auxiliary-free dyeing method by use of the disperse dye is simple in process and convenient to operate; no any auxiliary needs to be added during dyeing and the pollution to the auxiliary and the pollution to water caused by the auxiliary during dyeing are avoided, the sewage treatment difficulty is reduced, and the effects of energy conservation and environmental protection are achieved; besides, the dye in the residual liquor can be recycled.
Owner:DONGHUA UNIV

Method for dyeing grass cloth painting by tea soups

The invention discloses a method for dyeing a grass cloth painting by tea soups, and the method comprises the following steps of: spraying by the tea soup of green tea, spraying by the tea soup of oolong tea, rendering by the tea soup of the green tea, rendering by the tea soup of Pu'er tea, supplementing dye for a main structure line and an outline, locally dyeing, and the like, thereby obtaining the grass cloth painting dyed by the tea soups. According to the method, a perfect combination between tea ceremony and the grass cloth painting is realized; the grass cloth painting is naturally dyed, and has an extremely high artistic value and market space.
Owner:重庆市荣昌区云宝夏布有限公司

Dyeing method of cotton fabric

InactiveCN107217500ALight color difference is smallSoft touchGrip property fibresDyeing processStainingPhotochemistry
The invention discloses a dyeing method of a cotton fabric. The dyeing method comprises the following steps of 1, scouring the cotton fabric; 2, dyeing, firstly, feeding a dye into a dye vat with a dyeing promoter, i.e., anhydrous sodium sulphate, wherein the temperature of the dye vat is 40 to 60 DEG C, and bath ratio in the dye vat is 1:(10 to 15), then feeding the cotton fabric scoured in the step 1 into the dye vat, after performing keeping warm preservation for 10 to 30 minutes, increasing the dye liquor temperature in the dye vat to 80 to 100 DEG C, performing keeping warm preservation for 50 to 70 minutes, and turning the cotton fabric for 5 to 7 times; 3, reducing temperature, and washing; 4, performing spinnability processing. The invention provides the dyeing method of the cotton fabric. The dyeing method is simple and relatively low in cost, contaminant is not generated, production can be performed without specific equipment, the cotton fabric produced by the method is low in light color difference, and soft and fluffy in hand feeling, and the problems of color floating, color fading, color staining, neps, color fastness and the like are solved basically.
Owner:HEFEI YUANKE GARMENT DESIGN CO LTD

Video dyeing method based on Gabor feature space

InactiveCN103065347ASupport interactionImplement patchingAnimationPattern recognitionInter frame
The invention discloses a video dyeing method based on a Gabor feature space. The video dyeing method based on the Gabor feature space comprises creating a rotation invariant Gabor filter and a Gabor feature space by using the texture feature of a video and generating Gabor current of the video and choosing keys. The keys are firstly to be dyed and then the color of the keys is spread between video frames according to a computed result of the Gabor current. Users can modify the color of a part where a high error of dyeing effect exists through an interactive operation. The video dyeing method based on the Gabor feature space is simple, easy to use, applicable to all kinds of video data with regional textures, capable of being completed on a graphics hardware graphics processing unit (GPU) platform, and fast in operation speed.
Owner:INST OF SOFTWARE - CHINESE ACAD OF SCI +1

Dyed acrylic fabric and dyeing method thereof

The invention discloses dyed acrylic fabric and a dyeing method thereof. The dyed acrylic fabric is prepared from acrylic fabric which is treated with a microbial modifier and then dyed with a naturalorganic dye, wherein the microbial modifier contains pseudomonas, Nocard and fusarium, and the natural organic dye is a vegetable dye or an animal dye. According to the dyed acrylic fabric, active groups obtained by microbial biochemical reaction on the acrylic fabric can be in bonding joint with the natural organic dye, so that the acrylic fabric has the advantages of good dyeing effect and goodcolor fastness; the dyed acrylic fabric can be applied to every field of textiles and costumes.
Owner:CHENGDU SHANSHUI TIANXIA TECH CO LTD

Decoration method for silkworm chrysalis protein and acrylon graft copolymerization fabrics

The invention relates to a dyeing method for silkworm chrysalis protein and propylene graft copolymerization fiber, and its characteristic: adopting positive ion dye to dye them on the condition of adding DCP level dyeing agent, where the components of the level dyeing agent: C12-C18 alkyl dimethyl benzyl ammonium chloride, fatty alcohol polyoxyethylene (20-35), sorbitol fatty acid ester (C11H23COOC6H8(OH)5) and water. Before dyeing, it uses oxydol to bleach the fiber. The dyeing method is simple and the finished product has good homochromy and chroma.
Owner:上海丝绸集团股份有限公司

Rapid dyeing method of liquid dye for suede ultrafine fiber synthetic leather

ActiveCN106638033ASimple dyeing methodHigh dye absorptionDyeing processIonMicrofiber
The invention discloses a rapid dyeing method of a liquid dye for a suede ultrafine fiber synthetic leather. The method comprises the following steps: (1) dipping a reduced ultrafine fiber synthetic leather base fabric in a treatment fluid, and padding, wherein the treatment fluid comprises the following components in parts by weight: 1 part of liquid dye, 0.2-1 part of emulsifier, 0.25-0.5 part of dispersing agent, 0.2-0.5 part of penetrating agent and 50-100 parts of deionized water; and the liquid dye is a mixed solution of a metal complex dye and alcohol or butyl ester at a ratio of 1:2. According to the invention, the treatment fluid is a water-soluble dye solution having very strong permeability and can rapidly permeate the base fabric; a normal-temperature padding method can be used for dyeing; and the dyed ultrafine fiber leather has high dry / wet rubbing fastness and soaking fastness.
Owner:HUAFON MICROFIBER SHANGHAI

Method for dyeing bamboo fiber by use of sweet potato leaves

The invention provides a method for dyeing bamboo fiber by use of sweet potato leaves, and relates to the field of plant dyes. The method comprises the following steps: smashing the sweet potato leaves, and then adding in 0.5 mol / L of disodium hydrogen phosphate solution, wherein the mass ratio of the sweet potato leaves to the disodium hydrogen phosphate solution is 1:45, continuously warming to 45 DEG C in the stirring process, keeping the temperature for 35min, filtering to obtain filtrate A and filter residue A; adding the filter residue in 0.4mol / L of disodium hydrogen phosphate solution, continuously warming to 50 DEG C in the stirring process, keeping temperature for 40min, filtering to obtain the filtrate B; combining the filtrate A and the filtrate B, regulating pH value to 5.5; putting the wetted bamboo fiber into the mixed solution to dye, taking out, and then centrifuging to remove the redundant mixed solution on the surface of the bamboo fiber, naturally air-drying to obtain the product. The natural pigments taking the green pigment and the black pigment as the majority are extracted from the sweet potato leaves, more coloring materials are extracted from the plant by use of the disodium hydrogen phosphate solution, the prepared dye is good in dyeing effect on the bamboo fiber and hard to fade; the dyeing method is simple, safe and environment-friendly.
Owner:合肥悦兰信息技术有限公司

Production technology for PV velvetbedroom carpet

The invention belongs to the technical field of carpet production, and particularly discloses a production technology for a PV velvet bedroom carpet. A suspending fabric cutter is fixedly connected with an intermittent conveying mechanism, and PV velvet can be intermittently conveyed to a cutter part, so that the shape of the PV velvet after cutting is consistent; after cutting, the bottom of thePV velvet adheres to the surfaces of rubber plates with the height of 1 cm slightly smaller than PV through glue, the rubber plates with the height of 1 cm can prevent water seeping from a floor fromflowing into PV velvet, and if water flows to the PV velvet for a long time, the PV velvet can easy rot; the rubber plates are made from a flexible material, noises generated from walking can be reduced, and the flexibility of the carpet is improved; the rubber plates in a trapezoid convex tooth shape are beneficial for splicing and clamping of the carpet, the carpet can be conveniently replaced,cleaned and aired, the certain fixing effect is achieved, and it can be avoided that the carpet slips. The suspending fabric cutter is used and comprises a frame body and a base, and through swing cutting of a cutter and the arc surface design of the edge of the cutter, the fabric can be cut more flat.
Owner:安徽省梦楚纺织有限公司

Cotton cloth dyeing method

The invention relates to a cotton cloth dyeing method which comprises the following steps: (1) preparing a dye solution; (2) dyeing; (3) fixing color; (4) rinsing and ironing. The cotton cloth dyeing method is simple and uses a vegetable dye. When the method is used and waste liquid is treated, toxic substances cannot be generated, and garbage is easily treated and cannot produce pollution. The cotton cloth is bright in color and cannot fade after being dyed.
Owner:合肥新桥制衣有限公司

Metal complex and preparation and application thereof

ActiveCN101906120ASimple dyeing methodControllable dyeing processIron organic compoundsAzo dyesAlcoholSolvent
The invention discloses a metal complex and preparation and application thereof, and belongs to the technical field of dye synthesis and textile dyeing and finishing. A metal complex dye is prepared by the following steps of: adding 3,4-diamino glyoxime and aroyl sulfonate into an alcohol solvent; adding an acid catalyst into the mixture; reacting the mixture to obtain a derivative of (Z)-4-amido-5-hydroximic-2,5-dihydro-1H-imidazole-3-oxide; and adding the derivative and iron (II) salt into the alcohol solvent for coordination reaction, wherein the metal complex dye can be applied to the dyeing of natural fiber textiles. Because a ligand compound of the metal complex dye used in the invention does not contain an arylamine intermediate and coordination metal ions come from metal salt compounds which are harmless to human body and environment, the metal complex dye is environment-friendly and safe. The metal complex is applied to the dyeing of the natural fiber textiles and has the advantages of simple and convenient method, controllable process, high color fastness, uniform dyeing and capability of realizing industrial production and opening up a new market for the natural fiber products such as silk broadcloth, wool and the like.
Owner:苏州盛泽科技创业园发展有限公司

Fluorescein dyeing method for modified acrylic staple fiber blended fabric

The invention discloses a fluorescein dyeing method for a modified acrylic staple fiber blended fabric. The method specifically comprises the following steps: desizing, slightly bleaching, bleaching and dyeing a modified acrylic staple fiber fabric, wherein a dyeing solution a and a dyeing solution bare successively adopted fordyeing, fluorescent powder cationic fluorescein 10GFF is used inthe dyeing solution a and active fluorescein FL is used in the dyeing solution b. According to the fluorescein dyeing method for the modified acrylic staple fiber blended fabric, as a bleaching process is used, the phenomenon that the substrate of the fabric before dyeing changes color is eliminated, and meanwhile, the dyeing effect of the dyeing process is better. The fluorescent powder cationic fluorescein 10GFF and the active fluorescein FL are dyeing agents excellent in dyeing property. The prepared fluorescent fabric is superior to a conventional fluorescent fabric in chromaticity and brightness, meets the national standard fully and has a very wide commercial application prospect.
Owner:SHAANXI YUANFENG TEXTILE TECH RES

Medulla smear plasmalogen staining agent group and use method

The invention belongs to the medical field, providing an acetal phosphatide dyeing reagent group for a bone marrow smear and an application method thereof, wherein the reagent group using HgCl2 as the fixture and the Schiff reagent as the dyeing solution includes following reagents: the HgCl2 solution, the Schiff reagent, the sulfite water solution and the Mayer brazilein solution; the steps of the application method are as follows: (1) the bone marrow smear is fixed by the HgCl2; (2)the bone marrow smear is washed by distilled water; (3) the bone marrow smear is dyed by the Schiff reagent and washed by the sulfite water solution; (4) the bone marrow smear is dyed again by the Mayer brazilein solution and washed by flowing water; (5) the judgment of the dyeing result is as follows: cytolymph which is red is positive, and cytolymph which is not dyed is negative. The dyeing method of the invention has the advantages of easy realization, convenient observation of the dyeing result and extremely high specificity, and is an effective method for judging megakaryocytes in the acute leukemia M7 and other leukemia cells.
Owner:范洪 +1

Gram bacteria retest real-time fluorescent quantitative PCR detection reagent kit and use

InactiveCN101200765BSimple dyeing methodFast and accurate staining methodMicrobiological testing/measurementLysisGram
The invention provides a gram double error detection real-time fluorescence quantitative PCR detection kit which consists of quantitative PCR reaction liquid (1), a gram positive standard (2), a gram negative standard (3), a positive reference substance (4), a negative reference substance (5), bacteria DNA extraction lysis liquid (6) and a box body (8). The box body (8) is equipped with vessel holes for respectively arranging a PCR reaction liquid tube, the standards, the reference substances and the bacteria DNA extraction lysis liquid. The kit of the invention is reasonably designed. The real-time fluorescence quantitative PCR technology is used. Bacteria universal primers and gram negative and positive double-specific fluorescence probes are adopted. Through the real-time fluorescence quantitative, both the typing of gram negative and positive bacteria and the real-time accurate quantitative on the detected negative and positive bacteria are implemented. The invention can be applied to the detection of bacteria gram negative and positive DNA.
Owner:ZHEJIANG UNIV

Dyeing process with deodorization function

The invention discloses a dyeing process with a deodorization function. The dyeing process mainly comprises the following steps: (1) selecting blank cloth according to the size; (2) adding 5g / L-7g / L guanidine antibacterial agent, 5g / L-6g / L hydrogen peroxide, 15g / L-20g / L and water into a dyeing cylinder I, stirring, and mixing for later use; (3) loosing the blank cloth selected in the step (1) by virtue of a cloth loosing machine, dipping the blank cloth into a solution in the step (2), and standing for 10-15 minutes; (4) taking out the blank cloth in the step (3), cleaning, putting the blank cloth into a drying tank, and drying; (5) adding prepared active dispersed dye solution into a dyeing tank II, adding a deodorization agent, and uniformly mixing and stirring; and (6) putting the blankcloth dried in the step (4) into the drying tank II, and carrying out dyeing for 25-45 minutes. By utilizing the guanidine antibacterial agent in the dyeing process, the antiviral, sterilization andcooling functions are realized; and by utilizing the deodorization agent, the dyeing process is strong in practicability and suitable for being widely popularized.
Owner:宁波元元万里纺织有限公司

A kind of melamine blended flame-retardant fabric and its dyeing process

The invention discloses a melamine blended flame-retardant fabric, which is formed by blending melamine fibers and polyphenylene sulfide fibers. The dyeing process of the fabric is also disclosed. Firstly, the fabric is desized and scoured by the one-bath process of rolling and steaming; then the fabric is immersed in a dye solution for dyeing. It is mixed with a carrier, and the acid-base is adjusted by a pH regulator. After dyeing, the fabric is washed and dried. The fabric of the present invention has good safety protection properties such as flame retardancy, high temperature resistance, and high-strength tear resistance, and the fabric is comfortable to wear, beautiful in style, good in color fastness, high in dyeing rate, and good in various color fastnesses, which can meet The application of fabrics in the field of safety and protective clothing.
Owner:SHAANXI YUANFENG TEXTILE TECH RES

Ether alcohol type carrier dyeing method for polyimide fibers and fabric

The invention discloses an ether alcohol type carrier dyeing method for polyimide fibers and fabric, and belongs to the field of textile printing and dyeing aids and textile dyeing and finishing. The ether alcohol type carrier dyeing method comprises the following steps: (1) pre-treating polyimide fiber fabric to remove throwing and impurities attached on fabric in a weaving process and a storage process; (2) providing certain color yield on the fabric by carrier dyeing; and (3) washing, soap boiling and washing the dyed fabric to remove flooding when dyeing. According to the ether alcohol type carrier dyeing method disclosed by the invention, the polyimide fabric is dyed under a high-temperature condition through a carrier and cationic dyes, the fabric has certain color yield, and the dyed fabric has relatively high color fastness to washing.
Owner:JIANGNAN UNIV
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